1019083940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{743}}^1$

素因数の和:957

約数の個数: 96

約数和(自身を含む): 2498840064

約数和(自身を除く): 1479756124

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 101, 140, 194, 202, 388, 404, 485, 505, 679, 707, 743, 970, 1010, 1358, 1414, 1486, 1940, 2020, 2716, 2828, 2972, 3395, 3535, 3715, 5201, 6790, 7070, 7430, 9797, 10402, 13580, 14140, 14860, 19594, 20804, 26005, 39188, 48985, 52010, 68579, 72071, 75043, 97970, 104020, 137158, 144142, 150086, 195940, 274316, 288284, 300172, 342895, 360355, 375215, 504497, 525301, 685790, 720710, 750430, 1008994, 1050602, 1371580, 1441420, 1500860, 2017988, 2101204, 2522485, 2626505, 5044970, 5253010, 7279171, 10089940, 10506020, 14558342, 29116684, 36395855, 50954197, 72791710, 101908394, 145583420, 203816788, 254770985, 509541970, 1019083940]

約数ペア:

[(1, 1019083940), (2, 509541970), (4, 254770985), (5, 203816788), (7, 145583420), (10, 101908394), (14, 72791710), (20, 50954197), (28, 36395855), (35, 29116684), (70, 14558342), (97, 10506020), (101, 10089940), (140, 7279171), (194, 5253010), (202, 5044970), (388, 2626505), (404, 2522485), (485, 2101204), (505, 2017988), (679, 1500860), (707, 1441420), (743, 1371580), (970, 1050602), (1010, 1008994), (1358, 750430), (1414, 720710), (1486, 685790), (1940, 525301), (2020, 504497), (2716, 375215), (2828, 360355), (2972, 342895), (3395, 300172), (3535, 288284), (3715, 274316), (5201, 195940), (6790, 150086), (7070, 144142), (7430, 137158), (9797, 104020), (10402, 97970), (13580, 75043), (14140, 72071), (14860, 68579), (19594, 52010), (20804, 48985), (26005, 39188)]