19661550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 96

約数和(自身を含む): 52496640

約数和(自身を除く): 32835090

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 41, 46, 50, 69, 75, 82, 115, 123, 138, 139, 150, 205, 230, 246, 278, 345, 410, 417, 575, 615, 690, 695, 834, 943, 1025, 1150, 1230, 1390, 1725, 1886, 2050, 2085, 2829, 3075, 3197, 3450, 3475, 4170, 4715, 5658, 5699, 6150, 6394, 6950, 9430, 9591, 10425, 11398, 14145, 15985, 17097, 19182, 20850, 23575, 28290, 28495, 31970, 34194, 47150, 47955, 56990, 70725, 79925, 85485, 95910, 131077, 141450, 142475, 159850, 170970, 239775, 262154, 284950, 393231, 427425, 479550, 655385, 786462, 854850, 1310770, 1966155, 3276925, 3932310, 6553850, 9830775, 19661550]

約数ペア:

[(1, 19661550), (2, 9830775), (3, 6553850), (5, 3932310), (6, 3276925), (10, 1966155), (15, 1310770), (23, 854850), (25, 786462), (30, 655385), (41, 479550), (46, 427425), (50, 393231), (69, 284950), (75, 262154), (82, 239775), (115, 170970), (123, 159850), (138, 142475), (139, 141450), (150, 131077), (205, 95910), (230, 85485), (246, 79925), (278, 70725), (345, 56990), (410, 47955), (417, 47150), (575, 34194), (615, 31970), (690, 28495), (695, 28290), (834, 23575), (943, 20850), (1025, 19182), (1150, 17097), (1230, 15985), (1390, 14145), (1725, 11398), (1886, 10425), (2050, 9591), (2085, 9430), (2829, 6950), (3075, 6394), (3197, 6150), (3450, 5699), (3475, 5658), (4170, 4715)]