535565540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{5897}}^1$

素因数の和:6164

約数の個数: 48

約数和(自身を含む): 1189036800

約数和(自身を除く): 653471260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 239, 380, 478, 956, 1195, 2390, 4541, 4780, 5897, 9082, 11794, 18164, 22705, 23588, 29485, 45410, 58970, 90820, 112043, 117940, 224086, 448172, 560215, 1120430, 1409383, 2240860, 2818766, 5637532, 7046915, 14093830, 26778277, 28187660, 53556554, 107113108, 133891385, 267782770, 535565540]

約数ペア:

[(1, 535565540), (2, 267782770), (4, 133891385), (5, 107113108), (10, 53556554), (19, 28187660), (20, 26778277), (38, 14093830), (76, 7046915), (95, 5637532), (190, 2818766), (239, 2240860), (380, 1409383), (478, 1120430), (956, 560215), (1195, 448172), (2390, 224086), (4541, 117940), (4780, 112043), (5897, 90820), (9082, 58970), (11794, 45410), (18164, 29485), (22705, 23588)]