38927960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:201

約数の個数: 128

約数和(自身を含む): 102643200

約数和(自身を除く): 63715240

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 23, 34, 38, 40, 46, 68, 76, 85, 92, 95, 115, 131, 136, 152, 170, 184, 190, 230, 262, 323, 340, 380, 391, 437, 460, 524, 646, 655, 680, 760, 782, 874, 920, 1048, 1292, 1310, 1564, 1615, 1748, 1955, 2185, 2227, 2489, 2584, 2620, 3013, 3128, 3230, 3496, 3910, 4370, 4454, 4978, 5240, 6026, 6460, 7429, 7820, 8740, 8908, 9956, 11135, 12052, 12445, 12920, 14858, 15065, 15640, 17480, 17816, 19912, 22270, 24104, 24890, 29716, 30130, 37145, 42313, 44540, 49780, 51221, 57247, 59432, 60260, 74290, 84626, 89080, 99560, 102442, 114494, 120520, 148580, 169252, 204884, 211565, 228988, 256105, 286235, 297160, 338504, 409768, 423130, 457976, 512210, 572470, 846260, 973199, 1024420, 1144940, 1692520, 1946398, 2048840, 2289880, 3892796, 4865995, 7785592, 9731990, 19463980, 38927960]

約数ペア:

[(1, 38927960), (2, 19463980), (4, 9731990), (5, 7785592), (8, 4865995), (10, 3892796), (17, 2289880), (19, 2048840), (20, 1946398), (23, 1692520), (34, 1144940), (38, 1024420), (40, 973199), (46, 846260), (68, 572470), (76, 512210), (85, 457976), (92, 423130), (95, 409768), (115, 338504), (131, 297160), (136, 286235), (152, 256105), (170, 228988), (184, 211565), (190, 204884), (230, 169252), (262, 148580), (323, 120520), (340, 114494), (380, 102442), (391, 99560), (437, 89080), (460, 84626), (524, 74290), (646, 60260), (655, 59432), (680, 57247), (760, 51221), (782, 49780), (874, 44540), (920, 42313), (1048, 37145), (1292, 30130), (1310, 29716), (1564, 24890), (1615, 24104), (1748, 22270), (1955, 19912), (2185, 17816), (2227, 17480), (2489, 15640), (2584, 15065), (2620, 14858), (3013, 12920), (3128, 12445), (3230, 12052), (3496, 11135), (3910, 9956), (4370, 8908), (4454, 8740), (4978, 7820), (5240, 7429), (6026, 6460)]