1640396954060

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{491}}^1\times {\mathrm{14879}}^1$

素因数の和:15591

約数の個数: 96

約数和(自身を含む): 3517574860800

約数和(自身を除く): 1877177906740

約数列:

[1, 2, 4, 5, 10, 20, 103, 109, 206, 218, 412, 436, 491, 515, 545, 982, 1030, 1090, 1964, 2060, 2180, 2455, 4910, 9820, 11227, 14879, 22454, 29758, 44908, 50573, 53519, 56135, 59516, 74395, 101146, 107038, 112270, 148790, 202292, 214076, 224540, 252865, 267595, 297580, 505730, 535190, 1011460, 1070380, 1532537, 1621811, 3065074, 3243622, 5512457, 6130148, 6487244, 7305589, 7662685, 8109055, 11024914, 14611178, 15325370, 16218110, 22049828, 27562285, 29222356, 30650740, 32436220, 36527945, 55124570, 73055890, 110249140, 146111780, 167046533, 334093066, 668186132, 752475667, 796309201, 835232665, 1504951334, 1592618402, 1670465330, 3009902668, 3185236804, 3340930660, 3762378335, 3981546005, 7524756670, 7963092010, 15049513340, 15926184020, 82019847703, 164039695406, 328079390812, 410099238515, 820198477030, 1640396954060]

約数ペア:

[(1, 1640396954060), (2, 820198477030), (4, 410099238515), (5, 328079390812), (10, 164039695406), (20, 82019847703), (103, 15926184020), (109, 15049513340), (206, 7963092010), (218, 7524756670), (412, 3981546005), (436, 3762378335), (491, 3340930660), (515, 3185236804), (545, 3009902668), (982, 1670465330), (1030, 1592618402), (1090, 1504951334), (1964, 835232665), (2060, 796309201), (2180, 752475667), (2455, 668186132), (4910, 334093066), (9820, 167046533), (11227, 146111780), (14879, 110249140), (22454, 73055890), (29758, 55124570), (44908, 36527945), (50573, 32436220), (53519, 30650740), (56135, 29222356), (59516, 27562285), (74395, 22049828), (101146, 16218110), (107038, 15325370), (112270, 14611178), (148790, 11024914), (202292, 8109055), (214076, 7662685), (224540, 7305589), (252865, 6487244), (267595, 6130148), (297580, 5512457), (505730, 3243622), (535190, 3065074), (1011460, 1621811), (1070380, 1532537)]