20106449006980

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{3583}}^1\times {\mathrm{818021}}^1$

素因数の和:821634

約数の個数: 96

約数和(自身を含む): 49254086246400

約数和(自身を除く): 29147637239420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 3583, 6860, 7166, 14332, 17915, 25081, 35830, 50162, 71660, 100324, 125405, 175567, 250810, 351134, 501620, 702268, 818021, 877835, 1228969, 1636042, 1755670, 2457938, 3272084, 3511340, 4090105, 4915876, 5726147, 6144845, 8180210, 11452294, 12289690, 16360420, 22904588, 24579380, 28630735, 40083029, 57261470, 80166058, 114522940, 160332116, 200415145, 280581203, 400830290, 561162406, 801660580, 1122324812, 1402906015, 2805812030, 2930969243, 5611624060, 5861938486, 11723876972, 14654846215, 20516784701, 29309692430, 41033569402, 58619384860, 82067138804, 102583923505, 143617492907, 205167847010, 287234985814, 410335694020, 574469971628, 718087464535, 1005322450349, 1436174929070, 2010644900698, 2872349858140, 4021289801396, 5026612251745, 10053224503490, 20106449006980]

約数ペア:

[(1, 20106449006980), (2, 10053224503490), (4, 5026612251745), (5, 4021289801396), (7, 2872349858140), (10, 2010644900698), (14, 1436174929070), (20, 1005322450349), (28, 718087464535), (35, 574469971628), (49, 410335694020), (70, 287234985814), (98, 205167847010), (140, 143617492907), (196, 102583923505), (245, 82067138804), (343, 58619384860), (490, 41033569402), (686, 29309692430), (980, 20516784701), (1372, 14654846215), (1715, 11723876972), (3430, 5861938486), (3583, 5611624060), (6860, 2930969243), (7166, 2805812030), (14332, 1402906015), (17915, 1122324812), (25081, 801660580), (35830, 561162406), (50162, 400830290), (71660, 280581203), (100324, 200415145), (125405, 160332116), (175567, 114522940), (250810, 80166058), (351134, 57261470), (501620, 40083029), (702268, 28630735), (818021, 24579380), (877835, 22904588), (1228969, 16360420), (1636042, 12289690), (1755670, 11452294), (2457938, 8180210), (3272084, 6144845), (3511340, 5726147), (4090105, 4915876)]