39989820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{307}}^1$

素因数の和:499

約数の個数: 96

約数和(自身を含む): 121701888

約数和(自身を除く): 81712068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 167, 195, 260, 307, 334, 390, 501, 614, 668, 780, 835, 921, 1002, 1228, 1535, 1670, 1842, 2004, 2171, 2505, 3070, 3340, 3684, 3991, 4342, 4605, 5010, 6140, 6513, 7982, 8684, 9210, 10020, 10855, 11973, 13026, 15964, 18420, 19955, 21710, 23946, 26052, 32565, 39910, 43420, 47892, 51269, 59865, 65130, 79820, 102538, 119730, 130260, 153807, 205076, 239460, 256345, 307614, 512690, 615228, 666497, 769035, 1025380, 1332994, 1538070, 1999491, 2665988, 3076140, 3332485, 3998982, 6664970, 7997964, 9997455, 13329940, 19994910, 39989820]

約数ペア:

[(1, 39989820), (2, 19994910), (3, 13329940), (4, 9997455), (5, 7997964), (6, 6664970), (10, 3998982), (12, 3332485), (13, 3076140), (15, 2665988), (20, 1999491), (26, 1538070), (30, 1332994), (39, 1025380), (52, 769035), (60, 666497), (65, 615228), (78, 512690), (130, 307614), (156, 256345), (167, 239460), (195, 205076), (260, 153807), (307, 130260), (334, 119730), (390, 102538), (501, 79820), (614, 65130), (668, 59865), (780, 51269), (835, 47892), (921, 43420), (1002, 39910), (1228, 32565), (1535, 26052), (1670, 23946), (1842, 21710), (2004, 19955), (2171, 18420), (2505, 15964), (3070, 13026), (3340, 11973), (3684, 10855), (3991, 10020), (4342, 9210), (4605, 8684), (5010, 7982), (6140, 6513)]